Sections of steel pipe lie in a staging area before being inserted underground as part of Energy Transfer’s Mariner East 2 pipeline in Exton, Penn., on June 5, 2019. Photo: Robert…
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Sections of steel pipe lie in a staging area before being inserted underground as part of Energy Transfer’s Mariner East 2 pipeline in Exton, Penn., on June 5, 2019. Photo: Robert…
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